DE102018006757A1 - Festkomma-zu-gleitkomma-umwandlung - Google Patents

Festkomma-zu-gleitkomma-umwandlung Download PDF

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Publication number
DE102018006757A1
DE102018006757A1 DE102018006757.3A DE102018006757A DE102018006757A1 DE 102018006757 A1 DE102018006757 A1 DE 102018006757A1 DE 102018006757 A DE102018006757 A DE 102018006757A DE 102018006757 A1 DE102018006757 A1 DE 102018006757A1
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Germany
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zero
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Pending
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DE102018006757.3A
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German (de)
English (en)
Inventor
Robert Valentine
Mark J. Charney
Jesus Corbal
Venkateswara Madduri
Elmoustapha Ould-Ahmed-Vall
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Intel Corp
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Intel Corp
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Application filed by Intel Corp filed Critical Intel Corp
Publication of DE102018006757A1 publication Critical patent/DE102018006757A1/de
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/14—Conversion to or from non-weighted codes
    • H03M7/24—Conversion to or from floating-point codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30025—Format conversion instructions, e.g. Floating-Point to Integer, decimal conversion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30036—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30098—Register arrangements
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/3013—Organisation of register space, e.g. banked or distributed register file according to data content, e.g. floating-point registers, address registers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Executing Machine-Instructions (AREA)
DE102018006757.3A 2017-09-29 2018-08-27 Festkomma-zu-gleitkomma-umwandlung Pending DE102018006757A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/721,602 US10223114B1 (en) 2017-09-29 2017-09-29 Fixed point to floating point conversion
US15/721,602 2017-09-29

Publications (1)

Publication Number Publication Date
DE102018006757A1 true DE102018006757A1 (de) 2019-04-04

Family

ID=65496021

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102018006757.3A Pending DE102018006757A1 (de) 2017-09-29 2018-08-27 Festkomma-zu-gleitkomma-umwandlung

Country Status (3)

Country Link
US (2) US10223114B1 (zh)
CN (1) CN109582355A (zh)
DE (1) DE102018006757A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN109284822B (zh) * 2017-07-20 2021-09-21 上海寒武纪信息科技有限公司 一种神经网络运算装置及方法
US10223114B1 (en) * 2017-09-29 2019-03-05 Intel Corporation Fixed point to floating point conversion
US10224954B1 (en) * 2017-09-29 2019-03-05 Intel Corporation Floating point to fixed point conversion
US11437032B2 (en) 2017-09-29 2022-09-06 Shanghai Cambricon Information Technology Co., Ltd Image processing apparatus and method
US11397579B2 (en) * 2018-02-13 2022-07-26 Shanghai Cambricon Information Technology Co., Ltd Computing device and method
US11630666B2 (en) 2018-02-13 2023-04-18 Shanghai Cambricon Information Technology Co., Ltd Computing device and method
KR102148110B1 (ko) 2018-02-13 2020-08-25 상하이 캠브리콘 인포메이션 테크놀로지 컴퍼니 리미티드 계산 장치 및 방법
CN116991226A (zh) 2018-02-14 2023-11-03 上海寒武纪信息科技有限公司 处理器的控制装置、方法及设备
EP3624020A4 (en) 2018-05-18 2021-05-05 Shanghai Cambricon Information Technology Co., Ltd CALCULATION PROCEDURES AND RELATED PRODUCTS
EP3757896B1 (en) 2018-08-28 2023-01-11 Cambricon Technologies Corporation Limited Method and device for pre-processing data in a neural network
WO2020062392A1 (zh) 2018-09-28 2020-04-02 上海寒武纪信息科技有限公司 信号处理装置、信号处理方法及相关产品
CN111383638A (zh) 2018-12-28 2020-07-07 上海寒武纪信息科技有限公司 信号处理装置、信号处理方法及相关产品
US20200334522A1 (en) 2019-04-18 2020-10-22 Cambricon Technologies Corporation Limited Data processing method and related products
CN111832739B (zh) 2019-04-18 2024-01-09 中科寒武纪科技股份有限公司 一种数据处理方法及相关产品
CN112085181B (zh) 2019-06-12 2024-03-29 上海寒武纪信息科技有限公司 神经网络量化方法及装置以及相关产品
US11676028B2 (en) 2019-06-12 2023-06-13 Shanghai Cambricon Information Technology Co., Ltd Neural network quantization parameter determination method and related products
US11216275B1 (en) 2019-08-05 2022-01-04 Xilinx, Inc. Converting floating point data into integer data using a dynamically adjusted scale factor
CN111290790B (zh) * 2020-01-22 2023-03-24 安徽大学 一种定点转浮点的转换装置
CN111538473B (zh) * 2020-04-27 2023-05-30 西安交通大学 一种Posit浮点数处理器
CN111796798B (zh) * 2020-09-08 2020-12-22 腾讯科技（深圳）有限公司 一种定点与浮点转换器、处理器、方法以及存储介质
US20220414182A1 (en) * 2021-06-26 2022-12-29 Intel Corporation Apparatuses, methods, and systems for instructions for matrix multiplication instructions

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805128A (en) * 1985-11-22 1989-02-14 Geophysical Service Inc. Format conversion system
US5561615A (en) * 1994-12-02 1996-10-01 Hewlett-Packard Company Method and apparatus for floating point to fixed point conversion with compensation for lost precision
US6282554B1 (en) * 1998-04-30 2001-08-28 Intel Corporation Method and apparatus for floating point operations and format conversion operations
US7236995B2 (en) * 2002-12-27 2007-06-26 Arm Limited Data processing apparatus and method for converting a number between fixed-point and floating-point representations
US9104399B2 (en) * 2009-12-23 2015-08-11 International Business Machines Corporation Dual issuing of complex instruction set instructions
US10019231B2 (en) * 2016-08-22 2018-07-10 Arm Limited Apparatus and method for fixed point to floating point conversion and negative power of two detector
US10216479B2 (en) * 2016-12-06 2019-02-26 Arm Limited Apparatus and method for performing arithmetic operations to accumulate floating-point numbers
US10223114B1 (en) * 2017-09-29 2019-03-05 Intel Corporation Fixed point to floating point conversion
US10224954B1 (en) * 2017-09-29 2019-03-05 Intel Corporation Floating point to fixed point conversion

Also Published As

Publication number Publication date
US20190196818A1 (en) 2019-06-27
US10223114B1 (en) 2019-03-05
CN109582355A (zh) 2019-04-05
US10656942B2 (en) 2020-05-19

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